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49377090 = 23572310223
BaseRepresentation
bin1011110001011…
…0111101000010
310102220121122010
42330112331002
5100120031330
64522153350
71136461350
oct274267502
9112817563
1049377090
1125965814
1214652856
13a2caa19
1467b47d0
1545053b0
hex2f16f42

49377090 has 64 divisors (see below), whose sum is σ = 141336576. Its totient is φ = 10794432.

The previous prime is 49377071. The next prime is 49377091. The reversal of 49377090 is 9077394.

It is not an unprimeable number, because it can be changed into a prime (49377091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282 + ... + 9941.

It is an arithmetic number, because the mean of its divisors is an integer number (2208384).

Almost surely, 249377090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49377090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70668288).

49377090 is an abundant number, since it is smaller than the sum of its proper divisors (91959486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49377090 is a wasteful number, since it uses less digits than its factorization.

49377090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10263.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 49377090 is about 7026.8833774299. The cubic root of 49377090 is about 366.8668722993.

The spelling of 49377090 in words is "forty-nine million, three hundred seventy-seven thousand, ninety".

Divisors: 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 69 70 105 115 138 161 210 230 322 345 483 690 805 966 1610 2415 4830 10223 20446 30669 51115 61338 71561 102230 143122 153345 214683 235129 306690 357805 429366 470258 705387 715610 1073415 1175645 1410774 1645903 2146830 2351290 3291806 3526935 4937709 7053870 8229515 9875418 16459030 24688545 49377090